instrument approach surface
1instrument runway/instrument approach runway — A runway equipped with visual and electronic navigational aids for which a precision or a nonprecision approach with straight in landing minimums has been approved. There may be more than one instrument runway on an airfield. The various types of …
2Instrument landing system — The Instrument Landing System (ILS) is a ground based instrument approach system that provides precision guidance to an aircraft approaching a runway, using a combination of radio signals and, in many cases, high intensity lighting arrays to… …
3Surface-mount technology — (SMT) is a method for constructing electronic circuits in which the components (SMC, or Surface Mounted Components) are mounted directly onto the surface of printed circuit boards (PCBs). Electronic devices so made are called surface mount… …
4Surface forces apparatus — The surface force apparatus (SFA) is a scientific instrument and technique pioneered by D. Tabor, R.H.S. Winterton, J.N. Israelachvili in the early 1970s at Cambridge University. By the mid 70 s Israelachvili had adapted the original design to… …
5Instrument de bord (aéronautique) — Les instruments de bord servent à présenter à l équipage, en particulier au pilote, toutes les informations utiles au maintien en vol de l aéronef, à la navigation, aux communications avec les infrastructures de la gestion du trafic aérien. Les 4 …
6Contact approach — A Contact Approach is an approach available to aircraft operating on an IFR flight plan, where the pilot may deviate from the published instrument approach procedure (IAP) and proceed to the destination airport by visual reference to the… …
7surveillance approach — An instrument approach in which a radar controller provides navigational guidance in azimuth only. The airport surveillance radar (ASR) furnishes the pilot headings to fly to align the aircraft with the extended centerline of the landing runway.… …
8wind instrument — /wind/ a musical instrument sounded by the breath or other air current, as the trumpet, trombone, clarinet, or flute. [1575 85] * * * ▪ music Introduction any musical instrument that uses air as the primary vibrating medium for the… …
9keyboard instrument — ▪ music Introduction any musical instrument on which different notes can be sounded by pressing a series of keys, push buttons, or parallel levers. In nearly all cases in Western music the keys correspond to consecutive notes in the… …
10stringed instrument — a musical instrument having strings as the medium of sound production, played with the fingers or with a plectrum or a bow: The guitar, the harp, and the violin are stringed instruments. * * * Any musical instrument that produces sound by the… …
